On this page you can download your individually generated SDKs for the language you choose via clicking on the specific card of the language.
By selecting the class in the left navigation bar the examples change according to the class. Since every system has its own SDK, changing the system on the upper left will let you download the SDK for the selected system (Live/Staging/Test).
Hit the download buttons above the example to get your SDK. Find our REST API when clicking the button bellow.
With an click of the "Preview Code" button it opens a popup, which shows the code of the current selected class.